# Z vs Speedcert

The clearest difference is update cadence: Speedcert at every 3 days against Z's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Z ships an update every 6 weeks, Speedcert every 3 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Z | Speedcert |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Size | 33 MB | 186 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [zhejiang benyi new energy technology co.,ltd.](https://appshunter.io/developer/1536090136) | [ADAM GREEN](https://appshunter.io/developer/1863867658) |

## What reviewers say

### Z

[App page](https://appshunter.io/ios/app/z-tool/id6462056309)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Speedcert

[App page](https://appshunter.io/ios/app/speedcert/id6756948281)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Z free?

Z is free to download, with no in-app purchases.

### Is Speedcert free?

Speedcert is free to download, with no in-app purchases.

### Do Z or Speedcert have ads?

Neither Z nor Speedcert shows ads.

### Which is updated more often, Z or Speedcert?

Z ships an update every 6 weeks, and Speedcert every 3 days. Most recently, Z was updated on October 7, 2026 and Speedcert on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*